-2.89% is the change from 415 to 403
Calculation steps:
[( 403 - 415 ) ÷ 415] x 100 = -2.89%
Formula
Percentage change = [(403 - 415) / 415] x 100
Subtract the new number by the original number
403 - 415 = -12
-12 ÷ 415 = -0.02891566265060241
-0.02891566265060241 x 100 = -2.89%